export const enum ShapeFlags {
    ELEMENT = 1,  // 2^0 1
    STATEFUL_COMPONENT = 1 << 1,  //2^1 2
    TEXT_CHILDREN = 1 << 2,  //2^2 4
    ARRAY_CHILDREN = 1 << 3,  //2^3 8
    SLOT_CHILDREN = 1 << 4  //2^4 16
}